Update README.md

Author: liabru

README.md

@@ -68,6 +68,7 @@
 
 See how others are using matter.js physics
 
+- [Leg Work Studio](http://www.legworkstudio.com/home/recognition) by Leg Work
 - [Goblins and Grottos](http://store.steampowered.com/app/389190) by Psychic Software
 - [Les métamorphoses de Mr. Kalia](http://www.lab212.org/projects/les-metamorphoses-de-mr-kalia) by Lab212 for Google
 - [Pablo The Flamingo](http://pablotheflamingo.com/) by Nathan Gordon et al